ProcessMaker is workflow and business process management software that allows small to
medium-sized organizations to automate document
intensive, approval-based processes across various
systems including finance, HR, and operations. An entirely Web-based, AJAX-enabled application built on the popular open source WAMP/LAMP
stacks, it includes tools to design forms, create documents, assign roles and users, create routing rules, and send alerts. A full service-orientated architecture (SOA) and Web Services interface allows the software to directly connect with popular business intelligence, content management, and enterprise resource planning systems.

Tine 2.0 is a Web-based groupware solution that focuses on usability and correctness. To achieve these goals, the project uses usability experts and covers most of the code by unit tests. It contains support for contacts, tasks, calendar, email, CRM, VoIP integration, a time tracker, ActiveSync, and a flexible rights management system.

CMSimple is a simple content management system for simple maintainance of small commercial or private sites. It has a simple installation, is easy to modify, and offers an unique combination of features. It uses an HTML-file for storing the entire site, which can be edited in your favorite editor. It has a dynamic TOC and document locator, a WYSIWYG editor (no plugin--functions in IE and Mozilla), a search function, link validation, image handling, and automatic backup. It is easy to set up your own layout; just edit the template and stylesheet.

Zarafa allows you to share Outlook email and
calendars, even when you are out of the office,
via Outlook, with your PocketPC or through
WebAccess. Command line tools are provided to
integrate with your existing MTA for email
delivery and for user creation/editing.

StatusNet is a microblogging platform. A StatusNet site is a lightweight social network that helps a community, company, or group to exchange short messages, files, and data over the Web. Users can choose which people to "follow" and receive only their friends' or colleagues' status messages. It provides a service that is similar to Twitter, Yammer, SocialCast, or Salesforce.com Chatter.

milter manager is a flexible and low administrative cost anti-spam system that can be used with MTAs that support milters like Sendmail and Postfix. It provides an effective solution by combining a range of existing milters.

RapidMiner (formerly YALE) is a flexible Java environment for knowledge discovery in databases, machine learning, and data mining. Many nestable learning and preprocessing operators (including Weka) are provided. It features an XML-based graphical user interface, a plugin mechanism, and high-dimensional plotting, and provides an easy-to-use extension mechanism that makes it possible to integrate new operators and adapt the system to your personal requirements. A command line version is also included.

CiviCRM is relationship management software for
the nonprofit and nongovernmental sectors. CiviCRM
stores information on the universe of people
associated with a nonprofit organization and on
their interactions (such as emails, donations,
petitions, and events). The technology is designed
to be lightweight, extensible, core functionality
that can both stand-alone as a simple contact
management application and be easily integrated
with a broad variety of technologies and
applications (such as donation processing,
fundraising, advocacy/GOTV, or event management).